Could someone please tell me how to solve this problem?
Solve for w: P = 2l+2w
Thanks.
Simply write in terms of the other variables. This can be done using basic algebraic techniques.
I'll leave this particular problem for you to do on your own, but here's a similar example:
We want to get on one side by itself, and all the other variables on the other side. First we may add to both sides to get
Now we can divide by to get
is now in terms of and